20670294540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{507371}}^1$

素因数の和:507487

約数の個数: 96

約数和(自身を含む): 66826980864

約数和(自身を除く): 46156686324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2716, 2910, 3395, 4074, 5820, 6790, 8148, 10185, 13580, 20370, 40740, 507371, 1014742, 1522113, 2029484, 2536855, 3044226, 3551597, 5073710, 6088452, 7103194, 7610565, 10147420, 10654791, 14206388, 15221130, 17757985, 21309582, 30442260, 35515970, 42619164, 49214987, 53273955, 71031940, 98429974, 106547910, 147644961, 196859948, 213095820, 246074935, 295289922, 344504909, 492149870, 590579844, 689009818, 738224805, 984299740, 1033514727, 1378019636, 1476449610, 1722524545, 2067029454, 2952899220, 3445049090, 4134058908, 5167573635, 6890098180, 10335147270, 20670294540]

約数ペア:

[(1, 20670294540), (2, 10335147270), (3, 6890098180), (4, 5167573635), (5, 4134058908), (6, 3445049090), (7, 2952899220), (10, 2067029454), (12, 1722524545), (14, 1476449610), (15, 1378019636), (20, 1033514727), (21, 984299740), (28, 738224805), (30, 689009818), (35, 590579844), (42, 492149870), (60, 344504909), (70, 295289922), (84, 246074935), (97, 213095820), (105, 196859948), (140, 147644961), (194, 106547910), (210, 98429974), (291, 71031940), (388, 53273955), (420, 49214987), (485, 42619164), (582, 35515970), (679, 30442260), (970, 21309582), (1164, 17757985), (1358, 15221130), (1455, 14206388), (1940, 10654791), (2037, 10147420), (2716, 7610565), (2910, 7103194), (3395, 6088452), (4074, 5073710), (5820, 3551597), (6790, 3044226), (8148, 2536855), (10185, 2029484), (13580, 1522113), (20370, 1014742), (40740, 507371)]